package String;//请实现一个函数，把字符串 s 中的每个空格替换成"%20"。
//
// 
//
// 示例 1： 
//
// 输入：s = "We are happy."
//输出："We%20are%20happy." 
//
// 
//
// 限制： 
//
// 0 <= s 的长度 <= 10000 
// Related Topics 字符串 👍 169 👎 0


//leetcode submit region begin(Prohibit modification and deletion)
class replaceSpace {
    public String replaceSpace(String s) {
        StringBuilder string = new StringBuilder();
        for (int i = 0; i < s.length(); i++){
            char c = s.charAt(i);
            if (c == ' '){
                string.append("%20");
            } else {
                string.append(c);
            }

        }
        return string.toString();
    }
}
//leetcode submit region end(Prohibit modification and deletion)
